City vs city
Chalmette vs New Orleans, LA
Chalmette currently scores 4 points higher overall than New Orleans, with the largest gap in hail.
Use this comparison for relocation decisions, insurance shopping, and hazard-prioritized mitigation planning.
Hazard breakdown
Scores describe each city’s reference grid tile, not every property. A missing model is unavailable, not zero risk. Air quality is a current EPA AirNow signal; other factors describe baseline exposure. The overall score blends different hazards and is not a probability of damage. Read the scoring methodology and sources.
Overall
Chalmette: 51/100 · New Orleans: 47/100
Chalmette is 4 points higher.
Flood
Chalmette: 40/100 · New Orleans: 30/100
Chalmette is 10 points higher.
Chalmette: FEMA NFHL flood zones: 21 features intersect this tile.
New Orleans: FEMA NFHL flood zones: 22 features intersect this tile.
Wind
Chalmette: 51/100 · New Orleans: 49/100
Chalmette is 2 points higher.
Chalmette: Wind exposure derived from ingested design wind / climatology tiles.
New Orleans: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Chalmette: 92/100 · New Orleans: 96/100
New Orleans is 4 points higher.
Chalmette: Lightning exposure derived from ingested climatology tiles.
New Orleans: Lightning exposure derived from ingested climatology tiles.
Tornado
Chalmette: 27/100 · New Orleans: 35/100
New Orleans is 8 points higher.
Chalmette: Tornado risk derived from NOAA SPC historical reports.
New Orleans: Tornado risk derived from NOAA SPC historical reports.
Hail
Chalmette: 46/100 · New Orleans: 18/100
Chalmette is 28 points higher.
Chalmette: Hail risk derived from NOAA SPC historical reports.
New Orleans: Hail risk derived from NOAA SPC historical reports.
Storm surge
Chalmette: 99/100 · New Orleans: 99/100
No gap.
Chalmette: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
New Orleans: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Wildfire
Chalmette: 38/100 · New Orleans: 24/100
Chalmette is 14 points higher.
Chalmette: Wildfire exposure derived from ingested fire potential tiles.
New Orleans: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Chalmette: 16/100 · New Orleans: 23/100
New Orleans is 7 points higher.
Chalmette: Air quality signal derived from the latest EPA AirNow combined AQI grid.
New Orleans: Air quality signal derived from the latest EPA AirNow combined AQI grid.